Fix use-art-*.

Apply s/ART_DALVIK_CACHE_DIR/ART_TARGET_DALVIK_CACHE_DIR/.

Change-Id: Ie052b824826c5e919c5526763aa4eb5a3e49cbec
diff --git a/Android.mk b/Android.mk
index 7d31382..b1c2b8f 100644
--- a/Android.mk
+++ b/Android.mk
@@ -400,7 +400,7 @@
 use-art-full:
 	adb root && sleep 3
 	adb shell stop
-	adb shell rm -rf $(ART_DALVIK_CACHE_DIR)/*
+	adb shell rm -rf $(ART_TARGET_DALVIK_CACHE_DIR)/*
 	adb shell setprop dalvik.vm.dex2oat-flags ""
 	adb shell setprop dalvik.vm.image-dex2oat-flags ""
 	adb shell setprop persist.sys.dalvik.vm.lib.2 libart.so
@@ -410,7 +410,7 @@
 use-artd-full:
 	adb root && sleep 3
 	adb shell stop
-	adb shell rm -rf $(ART_DALVIK_CACHE_DIR)/*
+	adb shell rm -rf $(ART_TARGET_DALVIK_CACHE_DIR)/*
 	adb shell setprop dalvik.vm.dex2oat-flags ""
 	adb shell setprop dalvik.vm.image-dex2oat-flags ""
 	adb shell setprop persist.sys.dalvik.vm.lib.2 libartd.so
@@ -420,7 +420,7 @@
 use-art-smart:
 	adb root && sleep 3
 	adb shell stop
-	adb shell rm -rf $(ART_DALVIK_CACHE_DIR)/*
+	adb shell rm -rf $(ART_TARGET_DALVIK_CACHE_DIR)/*
 	adb shell setprop dalvik.vm.dex2oat-flags "--compiler-filter=interpret-only"
 	adb shell setprop dalvik.vm.image-dex2oat-flags ""
 	adb shell setprop persist.sys.dalvik.vm.lib.2 libart.so
@@ -430,7 +430,7 @@
 use-art-interpret-only:
 	adb root && sleep 3
 	adb shell stop
-	adb shell rm -rf $(ART_DALVIK_CACHE_DIR)/*
+	adb shell rm -rf $(ART_TARGET_DALVIK_CACHE_DIR)/*
 	adb shell setprop dalvik.vm.dex2oat-flags "--compiler-filter=interpret-only"
 	adb shell setprop dalvik.vm.image-dex2oat-flags "--compiler-filter=interpret-only"
 	adb shell setprop persist.sys.dalvik.vm.lib.2 libart.so
@@ -440,7 +440,7 @@
 use-art-verify-none:
 	adb root && sleep 3
 	adb shell stop
-	adb shell rm -rf $(ART_DALVIK_CACHE_DIR)/*
+	adb shell rm -rf $(ART_TARGET_DALVIK_CACHE_DIR)/*
 	adb shell setprop dalvik.vm.dex2oat-flags "--compiler-filter=verify-none"
 	adb shell setprop dalvik.vm.image-dex2oat-flags "--compiler-filter=verify-none"
 	adb shell setprop persist.sys.dalvik.vm.lib.2 libart.so